This workshop manual covers the Vespa PK series, including the PK50S, PK80S, PK100S, PK110S, PK125, and PK125S models, with chassis codes V5X1T, V8X5T, and V8X1T. Produced from the late 1970s through the early 1990s, the Vespa PK represents a modern evolution of the iconic scooter, featuring a two-stroke, air-cooled engine ranging from 49.77 cc to 123.7 cc, a 4-speed manual gearbox, and a steel monocoque chassis. Known for its nimble handling and distinctive styling, the PK series offers a blend of classic Vespa charm with practical advancements for urban mobility.

This comprehensive English-language workshop manual provides detailed procedures for the maintenance, repair, and troubleshooting of all covered Vespa PK models. It encompasses in-depth coverage of the engine, transmission, fuel system, electrical system, brakes, suspension, and chassis. Essential information such as technical specifications, torque values, fluid capacities, wiring diagrams, and diagnostic guides for common issues are included. This manual is an indispensable resource for owners, mechanics, and technicians seeking to maintain the performance and longevity of their Vespa PK scooters.